AC1HH-04
AC-16
- AIR CONDITIONINGTROUBLESHOOTING
1168 Author: Date:
1996 TERCEL (RM440U)
TROUBLESHOOTING
PROBLEM SYMPTOMS TABLE
Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely
cause of the problem. Check each part in order. If necessary, replace these parts.
SymptomSuspect AreaSee page
No blower operation
2. Heater main relay
3. Blower motor
4. Blower resistor
5. Blower speed control switchAC-62
AC-55
AC-56
AC-71
No air temperature control1. Inspect engine coolant volume
2. A/C control lever-
AC-72
No compressor operation
1. Refrigerant volume
2. A/C Fuse
3. Magnetic clutch relay
4. Magnetic clutch
5. Compressor
6. Pressure switch
7. Heater main relay
8. A/C switch
9. Blower speed control switch
10.A/C amplifier
11. Thermistor
12.Wiring and wiring connectionsAC-3
-
AC-63
AC-40
AC-36
AC-59
AC-59
AC-62
AC-71
AC-66
AC-57
-
Compressor operates intermittently
1. Refrigerant volume
2. Refrigerant cooling system
3. Pressure switch
4. A/C amplifier
5. Thermistor
6. Wiring and wiring connectionsAC-3
-
AC-59
AC-66
AC-57
-
No condenser fan operation
1. Condenser fan fuse
2. Engine main relay
3. Cooling fan relay No.1
4. Cooling fan relay No.2
5. Cooling fan relay No.3
6. Magnetic clutch relay
7. Condenser fan motor
8. Pressure switch
9. Water temperature switch
10.A/C amplifier-
CO-33
AC-64
AC-64
AC-64
AC-63
AC-65
AC-59
-
AC-66
No cool air comes out
1. Refrigerant volume
2. Drive belt
3. Magnetic clutch
4. Compressor
5. Refrigeration controlAC-3
AC-18
AC-40
AC-36
-
Cool air comes out intermittently
1. Refrigerant Volume
2. Drive belt
3. A/C amplifier
4. Expansion valve
5. Evaporator
6. Thermistor
7. Wiring and wiring connectionAC-3
AC-18
AC-66
AC-54
AC-52
AC-57
-
Cool air comes out only at high engine rpm
1. Refrigerant volume
2. Drive belt
3. Inspect refrigerant linesAC-3
AC-18
-
